.bai{
    width:600px;
    height:600px;
    box-shadow:20px;
    margin-top:10%;
    margin-left:200px;
    background: #dee3e1;
    border:solid;
    border-width:1px;
    border-color: #cac4ca;
}

.yun{
    color: #dde2e0;
}
.p{
    color: #bcc2c6;
    float:left;
}